Defcon Patent is Granted For Its Lockdown Device
Commercial stage manufacturer and distributor of innovative lockdown device, Defcon patent is granted For Products LLC announced that the United States Patent and Trademark office (USPTO) patent is granted For the company U.S. Patent No. 11214986, entitled “Emergency Deadbolt Device.” The USPTO also issued a Notice of Allowance for the Company’s U.S. Patent Application No. … Continue reading Defcon Patent is Granted For Its Lockdown Device
Read more »